Characters are bitten and eaten by creatures; there are also several fights between humans where people are punched, stabbed, shot and bashed in the head. Some fanatics are shown to have cut off their own tongues.

Spoilers

The Parents Guide items below may give away important plot points.

Sex & Nudity

A group of hostile survivors ask if the female teenage protagonist is fertile, then try to kidnap her. The threat of rape is strongly implied but nothing sexual happens as the girl is immediately rescued by her family.

Frightening & Intense Scenes

The protagonists are threatened by noise-sensitive creatures (who kill several people, including sympathetic characters, in bloody fashion) and by hostile survivors who try (and fail) to kidnap a teenage girl (the intention to rape her is implied but no actual rape happens).